that's more than a 3 to 4 foot storm surge we had during irene and look at those rain totals. we could end up with about eight to ten, maybe even a foot of rainfall out of this system. so obviously, coastal flooding, beach erosion and even inland flooding will be an issue as this storm moves in. again the time frame for the mid-atlantic would be especially bad monday night and throughout most of the day on tuesday. alex? >> okay. dylan dreyer, thank you very much for all those models and heads up. let's go to one of those areas that's very busy making preparations ahead of the storm. nbc's al roker is live in rehoboth beach, delaware. al let's get the story from you. it looks like a beautiful day but there's something looming out there. >> there is, alex. and it's interesting, when we came in last night we didn't see boarded up windows, anything like that. the supermarkets weren't very crowded. and, in fact, along the boardwalk here in rehoboth beach later this morning they're going to be having a halloween parade. so the people here aren't getting all worked up about it just